Re: keeping PH low

[Rik Vandiver <mrriketts@ispwest.com>]

Have you tried to add CO2 to get the ph down you would have to have a 
planted tank with more nutrients for them. Keeping the ph at 5.5 is hard 
to do others on the list can help with that. The Aquatics Plants Digest 
is a good source for information .

the dude wrote:

> My water is naturally about 20ppm general hardness. 30 microsiemens 
> and around PH 7.
>
> However I cant keep it below Ph6.5 .
> If I use peat it brings it to that PH and just keeps it at 6.5
> That is fine for the apistos I have now... However I would like to try 
> keeping some of the blackwater species and I dont know how to keep my 
> PH down.
> Even in a tank with just water, I use a HCL to bring the ph to maybe 
> even as low as 3.8 and it just starts climbing. in a week it will be 
> at 6.  IT goes even faster when I have sand or gravel and plants in a 
> tank. the ph starts rising within the hour.
> How can I keep my PH low for some of the apistos I would like to keep.
>
> thanks
> coby
>
>
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